package com.itheima.string.Test4;

import com.sun.scenario.effect.impl.sw.sse.SSEBlend_SRC_OUTPeer;

import java.util.Scanner;

/*
4、键盘录入一个字符串，统计该字符串中大写字母字符，小写字母字符，数字字符出现的次数(不考虑其他字符)
 */
public class Count {
    public static void main(String[] args) {
        Scanner sc=new Scanner(System.in);
        System.out.println("请输入一个字符串");
        String s = sc.nextLine();

        char[] arr = s.toCharArray();

        int bigCount =0;
        int smallCount =0;
        int numCount =0;
        for (int i = 0; i <arr.length; i++) {
            char x =arr[i];
            if (x>='A'&&x<='Z'){
                bigCount++;
            }else if(x>='a'&&x<='z'){
                smallCount++;
            }else if (x>='0'&&x<='9'){
                numCount++;
            }
        }
        System.out.println("大写字母"+bigCount+"个");
        System.out.println("小写字母"+smallCount+"个");
        System.out.println("大写字母"+numCount+"个");
    }
}
